Because it became difficult with trading.
It was expensive to build, and it proved to be ineffective against invaders.
Herbert Hoover had just become President in 1929 when the Great Depression began. His ineffective response led to his defeat by Franklin D. Roosevelt in 1932.
penguin rocks but justin beiber is better
Increase tourism places, like china has the great wall...
Denatured and ineffective.
What year did wall to wall carpeting become available in USA
Because threading thin wall pipe renders the pressure rating ineffective, as it thins the wall to much to be able to withstand the pressure.
No the biggest wall is The Great Wall Of China I think
The Great Wall is in China.
Possibly due to natural selection.
what is so great about the location of the great wall of china
the great wall of china was supposed to serve as a fortress not exactly just a wall